The correct answers are A and C.
The law of conservation of energy is a law of science that states that energy cannot be created or destroyed, but only changed from one form into another or transferred from one object to another.
Irrigation of crops led to salinization of the soil, Sumer was located on a flat plain that provided no natural barriers to invasion, and the land became too swampy to grow adequate crops.
The correct answer is A) whether to hold services in Latin or Greek.
<em>A reason that Christian Churches in Rome and Constantinople began to diverge was they could not agree on whether to hold services in Latin or Greek.
</em>
The Churches of Rome or in Bosphorus, Constantinople, had similitudes but with time there were major differences. One of the main differences they had and probably was one of the reasons of the schism of 1054 that provoked the split in the Eastern Christian churches was that Christian Churches in Rome and Constantinople began to diverge was they could not agree on wheter to hold services in Latin or Greek.